def start_requests(self):
    # 这是你下载chromedriver.exe的绝对路径
    path = "E:\zhuomian\project\python\ArticleSpider\ArticleSpider\spiders\chromedriver.exe"
    liu = webdriver.Chrome(path)
    liu.get("https://account.cnblogs.com/signin?returnUrl=https:%2F%2Fnews.cnblogs.com%2F")
    # 打开登陆界面后让程序睡30秒   这个时间用自己的账号登录上！
    time.sleep(30)
    # 获取cookie
    cookiese = liu.get_cookies()
    # 将cookie保存   方便后续使用
    pickle.dump(cookiese, open("E:/zhuomian/project/python/ArticleSpider/cookies/boke.cookie", "wb"))
    # cookie保存到字典中  用于返回到response
    cookie_dict = {}
    # 取name和value的值（取重要的就可以）
    for cookie in cookiese:
        cookie_dict[cookie["name"]] = cookie["value"]
    # 返回到response
    return [scrapy.Request(url=self.start_urls[0], dont_filter=True, cookies=cookie_dict)]